products
Sensors
TECMES sensors measure meteorological variables, water quality, and level with high precision. Compatible with our stations or external systems, they are essential for robust and customized environmental measurement.
Water Quality
Conductivity Sensor TS 282
This submersible sensor up to 20 meters deep allows the precise measurement of the medium conductivity of titanium electrodes.
The measurement is based on the generation of a constant excitation signal in one of the electrodes and measurement of the induced signal in the second electrode due to the conductivity of the medium in which it is immersed.
The body containing the electronics is made of AISI 316 stainless steel and has a 4-20 mA output.
Their low supply voltage makes them suitable for operating with PLC, datalogger, RTU, etc.
SPECIFICATIONS
| Material: | 316 Stainless steel |
| Dimensions: | Length = 265mm Diameter = 38mm |
| Measurement Ranges (RM): | 0-500µS; 0-5.000µS; 0-10.000µS; 0-20.000µS. (You can only choose one measurement range) |
| Output Range (Indicate): | 4-20 mA |
| TS280-1 | 0-500µS/cm |
| TS280-2 | 0-5.000µS/cm |
| TS280-3 | 0-10.000µS/cm |
| TS280-1 | 0-20.000µS/cm |
| Linearity: | ±1% S.F. |
| Power Supply: | 9 a 16 Vdc |
| Power Consumption: | 30 mA |
| Load Resistance: | <300Ω |
| Immersion pressure: | 10m ca |
| Cable: | 3 conductors x 0.25 mm2 with PE. Insulation Kevlar threads (for assembly support). General shielding with Al. MeshBlack PE outer sheath, D = 8 mm ± 0.2 mm. Length: 10m |
*Other specifications and ranges available upon request.
PH Sensor TS 320
Featured Features:
- Ideal for surface measurements and in depth.
- Easy to install
- Self cleaning electrode
The TS 320 pH measurement sensor uses at surface electrodes to prevent the deposition of suspended solids, and even more the current fluid on the electrodes facilitates a self-cleaning action, prolonging their life and improving their performance.
SPECIFICATIONS
| Range: | 0-14 pH |
| Accurancy: | ±2 % Fe at 25ºC |
| Body of Sensor: | Stainless steel AISI 316 |
| Power Supply: | 9-16 Vcc (typical 12Vcc) / 24 |
| Consumption: | 25 mA |
| Available signal outputs: | From 4-20 mA (0-10Ph) on 2 wires. Power supply: 12-24 Vdc Or from 0 to 4V Or 4-20mA on 3 wires Calibrated. Power supply: 9-16 Vdc |
| Operating temperature: | -5 – 60 °C |
| Immersion pressure: | 10m ca |
| Cable: | PE 10 meters in length (Other lengths on request) |
| Dimensions: | Length 410 mm x Diameter 45 mm |
*Other specifications and ranges available upon request.
Dissolved Oxygen Sensor TS 330
The TECMES sensor, Model TS 330, is a submersible type sensor for the measurement of dissolved oxygen in rivers, reservoirs, treatment plants, etc.
Built with a large electrolyte reservoir, an adequate membrane xing system, and a galvanic technology cell, it allows its use submerged for a long time and with very low maintenance.
The membrane can be supplied in either HDPE (High Density Polypropylene) or Teon.
The electronics included with the sensor have an analog output suitable for interconnection to dataloggers, indicators, etc.
SPECIFICATIONS
| Range: | 0-200 % |
| Temperature operating range: | 0 – 50°C |
| Pressure range: | 0 – 10 m ca |
| Cell type: | Galvanic |
| Linearity: | ±3 % FE |
| Response time: | 1 minute for HDPE, 2 minutes for Teflon |
| Capsule: | Stainless steel watertight |
| Available signal outputs: | 4 – 20 mA in two wires with proportionality constant between OD and output. Power supply: 12 to 24 Vdc. Voltage: 0 to 4V or 4 – 20mA in 3 wires. Calibrated. Power supply: 9 to 16 Vdc. |
| Immersion pressure: | 10m ca |
| Dimensions: | Length 380 mm x Diameter 60 mm |
| Cable: | PE 10 m long (Other lengths on request) |
*Other specifications and ranges available upon request.
Level
Speed and Level Water Sensor TS350
Featured Features:
- Very low consumption
- Easy installation
- Doppler Effect
The TS 350 liquid speed sensor is a device for measuring the average speed of the fluid where it is immersed.
The speed measurement is performed by a sensor installed at the bottom of the channel, which measures the average speed that together with the level measurement allows to obtain the value ofthe flow.
This sensor is conditioned to be connected to Data Acquisition equipment for the storage and transmission of flow and level data of channels, or water pipes.
ESPECIFICATIONS
| Speed range: : | 0 to 10 m/s |
| Level Range: | 0 to 10 m |
| Output: | frecuencyfor speed and analogic for level |
*Other specifications and ranges available upon request.
Floating Level Sensor TS310F
Featured Features:
- Potentiometric type
- Analog output
- High accuracy
- High durability
- Easy installation
The TECMES Model TS 310 F float level sensor is especially used to measure the level of rivers, lakes, reservoirs, etc.
The fluid level variations that occur in a shrink tube displaces a float of aging-resistant thermoplastic material, which, coupled with a non-tensile steel sheath, causesthe rotation of a calibrated pulley. This pulley is integral with its axis, a precision potentiometer, which fed with a reference voltaqe, generates an analog output proportional to the level variations.
SPECIFICATIONS
| Output V: | 0,1 a 1,1 V range 1,10, 20 mts |
| 0,1 a 0,6 V range 6 mts | |
| 0,1 a 2,1 V range 20 mts | |
| Accuracy: | ±0,1% Fe |
| Power supply: | 4 V reference |
*Other specifications and ranges available upon request.
Pressure Level Sensor TS 312P
Featured Features:
- High accuracy
- Easy installation
- With Atmospheric pressure
compensation
The TECMES TS 312 P pressure sensor is suitable for both level and estuarine level measurements, such as wells or tanks.
It consists of a high accuracy piezoresistive pressure transducer, thermally compensated, housed in a stainless steel watertight capsule.
In this watertight capsule is also the signal conditioning electronics, which allows its connection to any recorder, data acquisition system, reader, etc.
The electrical interconnection is done by means of a cable wrapped in polyethylene, containing the electrical conductors, a tape of kevlar to confer a great resistance to the traction, and a capillary tube that connects
the camera of the capsule seal with the outside. This is done to compensate for the errors that the variation of atmospheric pressure could produce in the measurement.
Optionally supplied with temperature sensor (T version)
SPECIFICATIONS
| Transducer: | Piezorresistivo with temperature compensation |
| Ranges: | 0-1 mca; 0-10 mca; 0-20 mca, 0-50 mca |
| Output: | 4-20mA/ 0-3 VDC |
| Power supply: | 9 – 16V |
| Dimensions: | 25,4 x 176mm/ 25,4 x 210mm version D |
| Accurancy: | ±0,1 % Fe (Compensated between 0ºC and 35ºC) |
| Operating temperature: | -10°C to + 60°C/ -30°C to + 60°C/ Others on request |
| Overpressure: | 3 times the range. |
| Case: | Stainless steel AISI 316 |
| Interconnection cable: | 4-conductor, 1Kevlar tape capillary tube, 8 mm polyethylene sheath, 1mm thickness |
| Cable Lengths according to measurement range: | 1m Range 10m Cable |
| 10m Range 15m Cable | |
| 20m Range 25m Cable |
*Other specifications and ranges available upon request.
Meteorological
Rain Gauge TS221
Featured Features:
- Great robustness.
- High accuracy.
- Calibrated pickup ring.
- Reed switch and magnet detection.
- Buckets of 0.10; 0.20; 0.25; or 0.50.
Its construction with stainless materials makes it highly reliable and unalterable even in severe environmental conditions.
The rain is collected in a 200 mm diameter catchment with a metal beveled calibrated ring and driven by a funnel to a stalnless steel tiltinq bucket.
The water then goes to a smaller funnel where the discharge of water is produced by drops and at a constant distance to the bucket, thus ensuring a very good repeatability.
The angle and depth of the collecting funnel and the upper inlet filter prevents rebounds at high intensities and by means of a mesh filter system in the inner collector prevents passageto the bucket of suspended materials and insects.
SPECIFICATIONS
| Sensor: | Tipping Bucket, built in stainless steel |
| Sensitivity: | 0.10; 0.20; 0.25 or 0.50 mm (0,25 mm standard) |
| Orifice Diameter: | 200mm ±0.3mm |
| Accuracy: | ±1 % at 50mm/h |
| Detector: | Reedswitch activated by a magnet. |
| Dimensions: | Outside diameter 226 mm. height 430 mm |
| Leveling: | Bubble level |
| Connection Cable: | Length 10 m |
| How to order | TS221XX Indicate bucket sensitivity |
Accessories:
- Rain Gauge, Model AS 222 for mounting 1.5 m from the floor mariufactured in treated steel.
- AS 224 electric heater with power supply and electronic thermostat
Wind Speed Sensor TS231
Featured Features:
- Excellent sensitivity.
- High accuracy.
- Built in stainless steel.
The TS231 speed sensor is intended for a wide range of applications.
It is built with a stainless steel body and moving parts that rotate on armored stainless steel bearings. This ensures the measurement of both light breezes and very high intensity gust.
The Model TS 231 wind intensity sensor is composed of a three-cup system with an optical rotation detector that produces an analogue output and a frequency output proportional to the speed.
This system enables high sensitivity and a virtually zero deadband.
SPECIFICATIONS
| Range: | 0-60 m/s. Other ranges upon request |
| Accuracy: | ±1 % Fs |
| Temperature range: | -30 °C to + 60 °C. |
| Output: | Analog and pulse. 0-4 V; 0-350 Hz |
| Cups: | 3 cups 52 mm diametrer |
| urning radius: | 92 mm |
| Dimensions: | 237 mm x 60 mm diameter |
| Used materials: | AISI 304 stainless steel, bronze, aluminum and synthetic material. |
| Power Supply: | 9 to 16 Vcc (typical 12 Vcc) |
| Power consumption: | 10 mA in 12Vcc |
| Connection Cable: | Length 15m |
Accessories:
- Anemometric support arm for tower mounting, model AS 237
- Heater, model AS 233 Includes power supply and electronic thermostat
Wind Direction Sensor TS232
Featured Features:
- Excellent sensitivity.
- High accuracy.
- Built in stainless steel.
The TS231 speed sensor is intended for a wide range of applications.
It is built with a stainless steel body and moving parts that rotate on armored stainless steel bearings. This ensures the measurement of both light breezes and very high intensity gust.
The Model TS 232 wind direction sensor consists of a dynamically balanced wind vane whose angular position is measured by a magnetic potentiometer without mechanical contact.
This system enables high sensitivity and a virtually zero deadband.
SPECIFICATIONS
| Range: | 0° – 360° |
| Accuracy: | ±3 º |
| Dead Band: | 3° |
| Temperature range: | -40 °C to + 60 °C. |
| Output: | 0,2 to 3,8 Vcc. |
| Turning radius: | 250 mm |
| Dimensions: | 237 mm x 60 mm in diameter |
| Used materials: | AISI 304 stainless steel, bronze, aluminum. |
| Alimentación: | 9-16 Vcc |
| Consumo: | 28 mA in 12Vcc |
| Connection Cable: | Length 15m |
Accessories:
- Anemometric support arm for tower mounting, model AS 237.
- Heater, model AS 233 Includes power supply and electronic thermostat.
Temperature Sensor TS247
Featured Features:
- Sensor TS 247
- Sensor TS 265 with float for evaporation tank.
The temperature sensors of this series are constructed with stainless steel sheath and have a high accuracy linear thermistor as a temperature sensitive element.
The sheathing in stainless material gives it durability even in adverse environmental conditions.
SPECIFICATIONS
| Ranges: | -30° a + 50°C |
| Sheath: | Stainless steel AISI 316 |
| Accuracy: | ± 0,3°C in the whole range |
| Power Supply: | 4 +/- 0.003 V stabilized |
| Consumption: | <1 mA |
| Load impedance: | < 1MΩ |
*Other speci!cations and ranges available upon request..
| Output range: | 580 mV a 2755 mV |
| Wire: | 5 m Standard length |
| Dimensions: | 80 mm (lenght) x 8 mm (Diameter) |
| Model TS265: | with float for evaporation tank |
Humidity and Air Temperature Sensor TS251 T
The combined humidity and temperature sensor Model TS251 T is designed for ambient measurement.
The humidity measurement is based on the dielectric variation of a high stability solid state capacitor, while that of temperature by a high accuracy platinum resistance resistance.
The sensor is protected by means of a filter, giving it high resistance to dust and contaminants and can be used for extended periods of time without recalibration.
The electronics integrated to the sensor, allows an amplied signal from 0 to 4 V suitable for recorders, weather stations, etc. A watertight cabinet houses the electronics, and is provided with an anchor suitable for attaching to a sunscreen and mounting arm.
SPECIFICATIONS:
HUMIDITY
| Range: | 0 – 100% HR. |
| Sensor: | Capacitiv, solid state |
| Accuracy: | ±3% Fs |
| Analog Output: | 500 to 4000 mV |
TEMPERATURE
| Range: | -40 to +60ºC (Other ranges upon request) |
| Accuracy: | ±0,2°C (0 to +50ºC) ±0,4ºC(-40 to +60ºC) |
| High level analog output: | 400 to 3600 mV |
| Power Supply: | 9 to 16 Vcc (typical 12Vcc) |
| Dimensions: | 230 x 110 x 40 mm (no sunscreen) |
| Connection Cable: | Length 15 m |
Accessories
- Sunscreen Model AS 250.
- The TS250 included Multiplate Plate Radiation
Shield, manufactured with UV stabilized white
thermoplastic plates.
*Other specications and ranges available upon request.
Leaf Wetness Sensor TS 253
Featured Features:
- The maximum electrical output is achieved for a wet
sensor, which is approximately 0.01 times the power
supply connected to the sensor.
The TS253 Sensor is designed to simulate a sheet and measure the dry / wet condition.
To do this, it uses a printed circuit board on which there are 2 conductive lines with a certain proximity to each other which are covered in gold to prevent corrosion from exposure to the weather. These 2 conductive lines are insulated, in the presence of moisture on the surface there is an electrical conduction between them. This can be interpreted as a variable resistance depending on the degree of existing humidity:
- Dry Sensor: R sensed = ∞
- Wet Sensor: R sensed = 0
SPECIFICATIONS
| Power Supply: | 0 a 16 Vcc 0 ó 12 Vca (between 1 and 2 Khz) |
| Output | Dry < 20mV |
| Wet > 50mV | |
| Sensed area: | 57 x 52 mm |
| Cable length: | 5 mts |
| Bracket: | Metal base with mounting rod |
*Other specifications and ranges available upon request.
Soil Moisture Sensor TS 254
Featured Features:
- High durability
- High stability
- Easy installation
- Free maintenance
The TS254 soil moisture sensor measures the dielectric constant of the soil which is directly related to the water content of the soil.
The sensor consists of a pair ofelectrodes encapsulated in epoxy resin, containing an electronic circuit that measures the dielectric capacity of the medium at a frequency of 5MHz.
This sensor, of very high durability, is not influenced by the salinity or conductivity in a soil suitable for agriculture.
The most important application of this sensor is to be able to decide when and how much to irrigate in controlled irrigation systems.
Being easily connected to Weather Stations, recorders, etc., it is possible to start irrigation automati.cally when the humidity levels fall below a user-determined value, as well as cut off the water supply when the humidity increasesto the optimum default value of the crop.
SPECIFICATIONS
| Range: | 0 – 100% of field eapacity |
| Tipe: | eneapsulated electronie |
| Principie of operation: | Variation of Dielectric Constant of the soil |
| Precition: | +/- 5 % |
| Output: | 0.5 – 3.3Vcc |
| Power Supply: | 5.5 – 16 Vcc |
| Diameter: | 30mm |
| Length: | 170mm |
| Encapsulated: | IP68 |
| Materials: | epoxi resin |
| Length of cable: | 5 mts |
* Other specifications and ranges available upon request.
Set of sensors to measura Evaporation TS260
The TECMES Model TS 260 sensor evaporation station consists of a set of sensors and elements by which the amount of evaporated water is measured in a calibrated tank.
The group consists of the following sensors:
- A Class A Model TS 261 tank 1225 mm in diameter and 280 mm high I give it in stainless steel in which it is installed on a mesh base built of hardwood.
- A pressure level sensor Model TS 312P.
- A water temperature sensor Model TS 265 provided with !oat and accessories.
- A wind speed sensor Model TS 231 with its respective AS 236 support.
Atmospheric Pressure Sensor TS 290
The TS 290 atmospheric pressure sensor uses a thermally compensated capacitive transducer of high linearity and stability that responds to changes in atmospheric pressure.
The sensor requires a power supply of 9 to 16 Vdc and is ready to be part of an automatic measuring station.
It can be mounted in any position, and hasa socket for sensing the pressure remotely in case of installing in watertight compartments.
SPECIFICATION
| Range: | 600 to 1100 hpa/ 500 to 1100 hpa |
| Output: | 0 to 4000 mV |
| Accuracy: | ±0,2 hpa (at 20°C) |
| Resolution: | 0,1 hpa |
| Temperature range of operation: | -40°C to + 60°C – Standard |
| Annual Stability:: | 0,1 hpa / year |
| Power Supply:: | 9 to 16 V (typical 12 Vcc) |
| Consumption: | < 10 mA in 12Vcc |
| Dimensions: | 90 x 90 x 55 mm |
| Weight: | 0,25 Kg |
| Mounting: | On DIN rail |
| Connection Cable: | Length 5m |
*Other specifications and ranges available upon request.
Solar Radiation Sensor TS304
Silicon pyranometer Model T5 304 is an instrument intended for the measurement of solar radiation.
The sensor consists of a silicon diode that converts light energy into an electrical signal that is conditio ned to obtain a high level analog output.
It responds in a spectral band between 400 and 1100 nm, being able to measure both incident and retlected radiation.
The integrated accuracy over a one-day period and has a one-day integrated accuracy as a snapshot of ± 5% Fe.
SPECIFICATIONS
| Spectral response: | 0.4 a 1.1 microns |
| Measurement range: | 0 – 1400 W/m2 |
| Output: | 200 a 3280 mV |
| Sensor: | Silicon photovoltaic cell |
| Accuracy: | +/- 5% scale background |
| Response time: | 10 milliseconds |
| Operating Temperature: | -30 a + 60 °C |
| Leveling: | by level bubble |
| Power Supply: | 9 – 16 Vcc(típycal 12Vcc) |
| Cable: | 3 mts. long |
| Material of the body: | Delrin with UVprotection |
*Other specifications and ranges available upon request.
Accessories
- Multiple support model AS237
Solar Radiation Sensor TS301
The TECMES Radiation Sensor, model TS 301, is an instrument for measuring global solar radiation in the spectrum from 385 to 2105 nm.
A thermopile system measures radiation up to 2000 W/m2 with a response time of 18 seconds.
A glass dome protects the sensor from external influences.
The sensor is specifically designed for use in weather stations, agriculture, solar power system monitoring, and industrial applications.
SPECIFICATIONS
| Clas: | C |
| Range: | 0 – 2000 W/m2 |
| Spectral response: | 385 a 2105 nm |
| Exit: | 0 – 90mV |
| Sensor: | termopila |
| Linearity: | 1% |
| Response time: | 18 seg |
| Wire: | 5m |
| Operating temperature: | -50 a +80 °C |
*Other specifications and ranges available upon request.
ACCESSORIES
- Multiple support model AS 237
Request a Quote
- (+54) 11 5272 - 5104
- tecmes@tecmes.com
- Av. Belgrano 1380, CABA
- Lun. a Vie. 9 a 17 hs.
